Pythagoras derived his philosophy from, [484];
sacred fire, fire drill, fire altar, [494];
marriage, [498];
the Maghas and Nahushas compared with the Mayas of Yucatan and the Xahuas of Mexico, [509];
the idea of five elements, [526];
active intercourse with seafarers, [541];
cyclical system of, assigned to same period as Constantine's numerical scheme and the calendrical schemes of the Mayas and Mexicans, [542];
summary and conclusions, [514].
Indra, [312].
Initial scroll, in Central American inscriptions, [221], [233].